Grilled Ciabatta with Marinated Tomatoes

Ingredients

• 4 ripe tomatoes, preferably heirloom, diced
• 2 cloves of garlic, minced
• 1/4 cup extra-virgin olive oil
• 2 tablespoons balsamic vinegar
• 1/4 cup fresh basil leaves, thinly sliced
• Salt and freshly ground black pepper to taste
• 1 loaf of fresh ciabatta bread, sliced into 1-inch thick pieces
• Olive oil for brushing